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gitprompt.sh
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gitprompt.sh
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#!/bin/bash
# gitprompt.sh by Christer Enfors -- http://github.com/enfors/gitprompt
# svn support added by Craig Moore -- http://github.com/craigtmoore/gitprompt
GITPROMPT_VERSION="2.0.0"
RC_FILE=~/.gitpromptrc
RED="\033[0;31m"
GREEN="\033[0;32m"
YELLOW="\033[0;33m"
BLUE="\033[0;34m"
MAGENTA="\033[0;35m"
CYAN="\033[0;36m"
RESET="\033[0m"
WHITE=$RESET
BLACK=$RESET
GIT_EXIT_STATUS_COLOR=$RED
GIT_TIME_COLOR=$RESET
GIT_BRACKET_COLOR=$BLUE
GIT_AT_COLOR=$RESET
GIT_USERNAME_COLOR=$GREEN
GIT_HOSTNAME_COLOR=$GREEN
GIT_HOSTALIAS_COLOR=$RESET
GIT_COLON_COLOR=$RESET
GIT_PWD_COLOR=$YELLOW
GIT_BRANCH_COLOR=$RESET
GIT_ADDED_COLOR=$YELLOW
GIT_UNTRACKED_COLOR=$CYAN
GIT_MODIFIED_COLOR=$BLUE
GIT_DELETED_COLOR=$RED
GIT_RENAMED_COLOR=$MAGENTA
GIT_COPIED_COLOR=$MAGENTA
GIT_UNMERGED_COLOR=$MAGENTA
#
# INIT FUNCTIONS
#
function Init
{
EchoGreeting
if [ ! -e $RC_FILE ]; then
MkConfigFile
echo "It seems like this is your first time using GitPrompt."
echo "GitPrompt makes the prompt more informative, especially "
echo "(but not only) if you use git."
else
ReadConfigFile
fi
SetEditor
}
function EchoGreeting
{
echo "[GitPrompt version $GITPROMPT_VERSION by Christer Enfors enabled." \
"Type 'GPHelp' for help.]"
}
function SetEditor
{
if [ -z "$EDITOR" ]; then
if [ -n "$VISUAL" ]; then
EDITOR="$VISUAL"
else
if [ $(which nano) ]; then
EDITOR="nano"
else
EDITOR="vi"
fi
fi
fi
}
#
# USER COMMAND FUNCTIONS
#
function GPHelp
{
cat << EOF
GitPrompt help
==============
GitPrompt is a script which configures your prompt to be a little more
helpful; see https://www.github.com/enfors/gitprompt for details about
what it does.
GitPrompt commands
==================
GPConfig - customize the colors of the prompt
GPReset - reset the colors to the default
EOF
}
function GPConfig
{
$EDITOR $RC_FILE
if [ $? -ne 0 ]; then
echo "Editing config file failed; aborting." >&2
return 1
fi
ReadConfigFile
SetPrompt
}
function GPReset
{
MkConfigFile
ReadConfigFile
SetPrompt
}
#
# CONFIG FILE FUNCTIONS
#
function MkConfigFile
{
if [ -e "$RC_FILE" ]; then
echo -n "Do you want to reset your GitPrompt config? [y/N]: "
read answer
if [ "$answer" != "y" ]; then
echo "Very well - it will be left as it is."
return 0
fi
fi
cat << EOF > $RC_FILE
# This is the config file for GitPrompt.
#
# Color key:
#
# ,-----+------ GIT_BRACKET_COLOR -----------------+-------.
# | | | |
# | | GIT_AT_COLOR | |
# | | | | |
# | | | GIT_COLON_COLOR | |
# | | | | | |
# V V v V V V
# [02:44] enfors @ shodan: ~/devel/shell/gitprompt [develop]: Modified
# ^ ^ ^ ^ ^
# | | | | |
# | | GIT_HOSTNAME_COLOR GIT_PWD_COLOR GIT_BRANCH_COLOR
# | |
# | GIT_USERNAME_COLOR
# |
# GIT_TIME_COLOR
GIT_EXIT_STATUS_COLOR=\$RED
GIT_TIME_COLOR=\$RESET
GIT_BRACKET_COLOR=\$BLUE
GIT_AT_COLOR=\$RESET
GIT_USERNAME_COLOR=\$GREEN
GIT_HOSTNAME_COLOR=\$GREEN
GIT_HOSTALIAS_COLOR=\$RESET
GIT_COLON_COLOR=\$RESET
GIT_PWD_COLOR=\$YELLOW
GIT_BRANCH_COLOR=\$RESET
GIT_ADDED_COLOR=\$YELLOW
GIT_UNTRACKED_COLOR=\$CYAN
GIT_MODIFIED_COLOR=\$BLUE
GIT_DELETED_COLOR=\$RED
GIT_RENAMED_COLOR=\$MAGENTA
GIT_COPIED_COLOR=\$MAGENTA
GIT_UNMERGED_COLOR=\$MAGENTA
EOF
}
function ReadConfigFile
{
. $RC_FILE
}
# Display the exit status of the previous command, if non-zero.
function ExitStatus
{
gs_exitstatus=$?
if [ $gs_exitstatus -ne 0 ]; then
echo -en "${GIT_EXIT_STATUS_COLOR}Exit status: $gs_exitstatus $RESET"
fi
}
function SetHostAlias
{
if [ -n "$HOSTALIAS" ]; then
hostalias="$GIT_BRACKET_COLOR[$GIT_HOSTALIAS_COLOR$HOSTALIAS$GIT_BRACKET_COLOR]$RESET"
else
hostalias=""
fi
}
function SetPrompt
{
SetHostAlias
export PS1="\n\$(ExitStatus)$GIT_TIME_COLOR\$(date +%H:%M)$RESET $GIT_USERNAME_COLOR\u$GIT_AT_COLOR@$GIT_HOSTNAME_COLOR\h$RESET$hostalias $GIT_PWD_COLOR\w$RESET \$(GetStatus)\n\$ "
}
function UpdateStatus {
oldStatus="$1"
newStatus="$2"
if [[ -z "${oldStatus}" ]]; then
echo "${newStatus}"
else
echo "${oldStatus}, ${newStatus}"
fi
}
# Show the git commit status.
function GitCommitStatus
{
status=""
local added=""
local untracked=""
local modified=""
local deleted=""
local renamed=""
local copied=""
local unmerged=""
local missing=""
local unknown=""
while read -r line; do
if [[ ${line} == A* && -z "$added" ]]; then
added=1
status="$(UpdateStatus "${status}" "${GIT_ADDED_COLOR}Added${RESET}")"
elif [[ ${line} == \?\?* && -z "$untracked" ]]; then
untracked=1
status="$(UpdateStatus "${status}" "${GIT_UNTRACKED_COLOR}Untracked${RESET}")"
elif [[ ${line} == M* && -z "$modified" ]]; then
modified=1
status="$(UpdateStatus "${status}" "${GIT_MODIFIED_COLOR}Modified${RESET}")"
elif [[ ${line} == D* && -z "$deleted" ]]; then
deleted=1
status="$(UpdateStatus "${status}" "${GIT_DELETED_COLOR}Deleted${RESET}")"
elif [[ ${line} == R* && -z "$renamed" ]]; then
renamed=1
status="$(UpdateStatus "${status}" "${GIT_RENAMED_COLOR}Renamed${RESET}")"
elif [[ ${line} == C* && -z "$copied" ]]; then
copied=1
status="$(UpdateStatus "${status}" ", ${GIT_COPIED_COLOR}Copied${RESET}")"
elif [[ ${line} == U* && -z "$unmerged" ]]; then
copied=1
status="$(UpdateStatus "${status}" "${GIT_UNMERGED_COLOR}Updated-but-unmerged${RESET}")"
fi
done <<< $(git status -s --porcelain)
if [[ -n "${status}" ]]; then
echo -en "${status}"
fi
return 0
}
# Show the svn commit status.
function SvnCommitStatus
{
status=""
local added=""
local untracked=""
local modified=""
local deleted=""
local renamed=""
local copied=""
local unmerged=""
local missing=""
local out_of_date=""
while read -r line; do
if [[ ${line} =~ ^A && -z "${added}" ]]; then
added=1
status="$(UpdateStatus "${status}" "${GIT_ADDED_COLOR}Added${RESET}")"
elif [[ ${line} =~ ^\? && -z "${untracked}" ]]; then
untracked=1
status="$(UpdateStatus "${status}" "${GIT_UNTRACKED_COLOR}Untracked${RESET}")"
elif [[ ( ${line} =~ ^M ) && ( -z "${modified}" ) ]]; then
modified=1
status="$(UpdateStatus "${status}" "${GIT_MODIFIED_COLOR}Modified${RESET}")"
elif [[ ${line} =~ ^D && -z "${deleted}" ]]; then
deleted=1
status="$(UpdateStatus "${status}" "${GIT_DELETED_COLOR}Deleted${RESET}")"
elif [[ ${line} =~ ^R && -z "${renamed}" ]]; then
renamed=1
status="$(UpdateStatus "${status}" "${GIT_RENAMED_COLOR}Renamed${RESET}")"
elif [[ ${line} =~ ^C && -z "${copied}" ]]; then
copied=1
status="$(UpdateStatus "${status}" "${GIT_COPIED_COLOR}Copied${RESET}")"
elif [[ ${line} =~ ^! && -z "${missing}" ]]; then
missing=1
status="$(UpdateStatus "${status}" "${GIT_UNMERGED_COLOR}Missing${RESET}")"
fi
done <<< $(svn status --non-interactive --ignore-externals)
while read -r status_line; do
if [[ ${status_line} =~ \* ]]; then
if [[ -z "${out_of_date}" ]]; then
out_of_date=1
status="$(UpdateStatus "${status}" "${GIT_UNMERGED_COLOR}OutOfDate${RESET}")"
fi
fi
done <<<"$(svn status -u | sed '$d')"
if [[ -n "${status}" ]]; then
echo -en "${status}"
fi
return 0
}
function GetStatus
{
# If we're inside a .git directory, we can't find the branch / commit status.
if pwd | grep -q /.git; then
return 0
fi
if git rev-parse --git-dir > /dev/null 2>&1; then
gs_branch=$(git branch | grep "^* " | cut -c 3-)
gs_gitstatus=$(GitCommitStatus)
if [[ $? -eq 0 && -z "$gs_gitstatus" ]]; then
echo -e "$GIT_BRACKET_COLOR[$GIT_BRANCH_COLOR$gs_branch$GIT_BRACKET_COLOR]$RESET: ${GREEN}Up-to-date${RESET}"
else
echo -e "$GIT_BRACKET_COLOR[$GIT_BRANCH_COLOR$gs_branch$GIT_BRACKET_COLOR]$RESET: $gs_gitstatus"
fi
fi
if svn info > /dev/null 2>&1; then
local svn_url=$(svn info | grep ^URL | cut -c6-)
svn_branch=""
if [[ ${svn_url} =~ "branches" ]]; then
svn_branch=${svn_url##*branches/}
svn_branch=$(echo ${svn_branch} | sed -r 's;(.*)/.*;\1;;')
elif [[ ${svn_url} =~ "trunk" ]]; then
svn_branch="trunk"
elif [[ ${svn_url} =~ "tags" ]]; then
svn_branch=${svn_url##*tags/}
svn_branch="tags/$(echo ${svn_branch} | sed -r 's;(.*)/.*;\1;;')"
else
svn_branch="Unknown"
fi
local svn_status=$(SvnCommitStatus)
if [[ $? -eq 0 ]]; then
if [[ -z "${svn_status}" ]]; then
echo -e "$GIT_BRACKET_COLOR[$GIT_BRANCH_COLOR$svn_branch$GIT_BRACKET_COLOR]$RESET: ${GREEN}Up-to-date${RESET}"
else
echo -e "$GIT_BRACKET_COLOR[$GIT_BRANCH_COLOR$svn_branch$GIT_BRACKET_COLOR]$RESET: $svn_status"
fi
fi
fi
}
function Main
{
Init
SetPrompt
}
Main